| Number | X-pin, color | Description |
|---|---|---|
| X1312 | 18-pin, violet | Plug connector Navigation computer |
| X1313 | 18-pin, blue | Plug connector Navigation computer |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | E | Signal Back-up light switch | Connector Back-up light switch |
| 2 | Not used | ||
| 3 | E | Terminal R | Fuse F47 |
| 4 | Not used | ||
| 5 | Not used | ||
| 6 | Not used | ||
| 7 | Not used | ||
| 8 | Not used | ||
| 9 | Not used | ||
| 10 | E | Signal Processed wheel speed, rear right | ABS/DSC unit |
| 11 | Not used | ||
| 12 | Not used | ||
| 13 | Not used | ||
| 14 | Not used | ||
| 15 | Not used | ||
| 16 | Not used | ||
| 17 | Not used | ||
| 18 | Not used | ||
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | E | Terminal 30 | Fuse F49 |
| 2 | Not used | ||
| 3 | E/A | K-bus signal | K-bus connector |
| 4 | A | Navigation signal | Video module control unit |
| 5 | Not used | ||
| 6 | Not used | ||
| 7 | Not used | ||
| 8 | A | Navigation signal | Video module control unit |
| 9 | E | Positive activation | Video module control unit |
| 10 | M | Ground | Ground point |
| 11 | Not used | ||
| 12 | Not used | ||
| 13 | A | Navigation signal | Video module control unit |
| 14 | Not used | ||
| 15 | A | Navigation signal | Video module control unit |
| 16 | Not used | ||
| 17 | A | Navigation signal | Video module control unit |
| 18 | E | Negative activation | Video module control unit |